方法一
下载并安装最新版360安全卫士。
打开360安全卫士,点击人工服务。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/e4dde71190ef76c6b7fabed19616fdfaaf51671b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
在搜索框中输入“CF不能全屏游戏”。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b2de9c82d158ccbf434cefc012d8bc3eb0354153?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
选择第一个“CF不能全屏游戏”,点击“立即修复”,稍等片刻,修复完成。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/9a504fc2d5628535e9c897db9bef76c6a7ef631b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
方法二:
运行(win+R),输入“regedit”,打开注册表。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/a6efce1b9d16fdfaba069c14bf8f8c5495ee7be5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/1b4c510fd9f9d72ab5354ae7df2a2834359bbbf3?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
找到路径 HKEY_LOCAL_MACHINE------SYSTEM------ControlSet001-------Control------GraphicsDrivers-------Configuration------*****-----00------00------Scaling (其中*****根据电脑不同,文件名不同)。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/35a85edf8db1cb136c9166e9d654564e93584b4b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
将Scaling数值改为“3”即可。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/71cf3bc79f3df8dc999fd56bc611728b461028ad?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)